From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 11 Dec 2010 21:29:48 +0000 (+0000)
Subject: ath9k: do not adjust the slot time setting for long distance, it seems to cause long... 
X-Git-Tag: reboot~18105
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=15aa1ee69287c12a559a92832a020578ae06b4ca;p=openwrt%2Fstaging%2Fchunkeey.git

ath9k: do not adjust the slot time setting for long distance, it seems to cause long latencies and low throughput

SVN-Revision: 24498
---

diff --git a/package/mac80211/patches/520-ath9k_slottime_init.patch b/package/mac80211/patches/520-ath9k_slottime_init.patch
new file mode 100644
index 0000000000..1eb83583be
--- /dev/null
+++ b/package/mac80211/patches/520-ath9k_slottime_init.patch
@@ -0,0 +1,11 @@
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -417,7 +417,7 @@ static void ath9k_hw_init_defaults(struc
+ 		AR_STA_ID1_MCAST_KSRCH;
+ 	ah->beacon_interval = 100;
+ 	ah->enable_32kHz_clock = DONT_USE_32KHZ;
+-	ah->slottime = (u32) -1;
++	ah->slottime = 9;
+ 	ah->globaltxtimeout = (u32) -1;
+ 	ah->power_mode = ATH9K_PM_UNDEFINED;
+ }
diff --git a/package/mac80211/patches/521-ath9k_fix_distance_setting.patch b/package/mac80211/patches/521-ath9k_fix_distance_setting.patch
new file mode 100644
index 0000000000..6d54945d16
--- /dev/null
+++ b/package/mac80211/patches/521-ath9k_fix_distance_setting.patch
@@ -0,0 +1,11 @@
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -813,7 +813,7 @@ void ath9k_hw_init_global_settings(struc
+ 	if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ)
+ 		acktimeout += 64 - sifstime - ah->slottime;
+ 
+-	ath9k_hw_setslottime(ah, slottime);
++	ath9k_hw_setslottime(ah, ah->slottime);
+ 	ath9k_hw_set_ack_timeout(ah, acktimeout);
+ 	ath9k_hw_set_cts_timeout(ah, acktimeout);
+ 	if (ah->globaltxtimeout != (u32) -1)